(HFCKW, CFC), for all common refrigerants (HFCKW, CFC), for all common refrigerants (HFCKW, CFC) (10 to 100%), high-performance, high-resolution, high-resolution, high-resolution, Proportional control of the mass flow avoids refrigerant circuits in the refrigeration circuit, the motor and valve are directly coupled for high reliability (no gear), valve slide and seat made of ceramic for low-loss flow and low wear, Patented in Europe (No. 0743476), USA (No. 5735501) And Japan (No. 28225789), Ko Stainless steel housing, maximum operating pressure PS: 45 bar, temperature range medium at the valve inlet: TS: Uniflow: -50 to + 100 ° C, Biflow: -40 to + 80 ° C, EX6-M21, 800 621, Alco EX6- M21 uni-flow, which is suitable for all common refrigerants: HCFC, HFC andsubcritical CO2 applications, range of inlet temperatures: -50 to 100 ° C, the maximum working pressure: 40 bar stepping motor is driven, wide power range: 10 to 100% 22: 15 to 120 kW, R134A 10 to 93 kW R404A: 10-84 kW R407E: 15 to 126 kW Electrical connection: M12, connections (Inlet Outlet x) 22 x 28 mm ODF stepless steel points and connections, netweight 0.6 kg